F05C 2225/12
Polyetheretherketones
Official title: Polyetheretherketones, e.g. PEEK
F05C2225/12 (Polyetheretherketones) appears on 63 US grants and 72 published applications in this corpus.
Search patents in F05C- Granted patents
- 63
- Published applications
- 72
- Assignees
- 57
- Inventors
- 183
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 3 |
| 2003 | 2 | 3 |
| 2004 | 0 | 0 |
| 2005 | 0 | 6 |
| 2006 | 1 | 4 |
| 2007 | 3 | 8 |
| 2008 | 3 | 3 |
| 2009 | 4 | 4 |
| 2010 | 5 | 4 |
| 2011 | 2 | 7 |
| 2012 | 2 | 3 |
| 2013 | 5 | 0 |
| 2014 | 4 | 6 |
| 2015 | 2 | 2 |
| 2016 | 2 | 2 |
| 2017 | 1 | 5 |
| 2018 | 1 | 2 |
| 2019 | 4 | 2 |
| 2020 | 4 | 2 |
| 2021 | 0 | 2 |
| 2022 | 1 | 1 |
| 2023 | 1 | 0 |
| 2024 | 2 | 0 |
| 2025 | 2 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Floating-type oil-free vacuum scroll compressor23 Dec 2025US 12,504,013 B2Shenyang Canta Medical Tech. Co., Ltd.
- Diesel exhaust fluid pump system and method21 Jan 2025US 12,203,485 B1Paragon Products B.V.
- Screw rotor and method for manufacturing such screw rotor29 Oct 2024US 12,129,850 B2Atlas Copco Airpower, Naamloze Vennootschap
- Refrigeration cycle apparatus10 Sep 2024US 12,085,318 B2Daikin Industries, Ltd.
- Screw compressor element and machine28 Nov 2023US 11,828,284 B2Aktiebolaget Skf
- Control plate for a hydraulic machine29 Jan 2026US 2026/0028970 A1
- Pressure boosting pump and hydrogen supply system18 Dec 2025US 2025/0383047 A1Mitsubishi Heavy Industries, Ltd.
- Floating-type oil-free vacuum scroll compressor8 May 2025US 2025/0146487 A1Shenyang Canta Medical Tech. Co., Ltd.
- Screw rotor and method for manufacturing such screw rotor28 Apr 2022US 2022/0128054 A1Atlas Copco Airpower, Naamloze Vennootschap
- Refrigeration cycle apparatus26 Aug 2021US 2021/0262710 A1Daikin Industries, Ltd.
Most cited
By later US patents
- Power generation system including multiple motors/generators96US 7,675,189 B2Baseload Energy, Inc. · 2010
- Inert plastic coated flexible type diaphragm for application in a sanitary type pump78US 5,634,391 AWestinghouse Air Brake Company · 1997
- Reduced rotor assembly diameter vane pump47US 7,997,882 B2MAGNA Powertrain AG & Co KG · 2011
- Downthrust pads for submersible centrifugal pumps44US 6,106,224 ACamco International Inc. · 2000
- Insulated cylinder liner for a marine engine21US 7,191,770 B1Brunswick Corporation · 2007